hard as nails

Meaning

1. (as) hard as nails

   showing no sympathy, kindness or fear

In the movies · 3

• Okay, you're still as hard as nails.When Harry Met Sally...1989
• Got to hand it to you, totem pole, you're either hard as nails or scared as shit.Baby Driver2017
• He's going for the hard-deck. Let's nail him.Top Gun1986

Learn it in full scenes

• When Harry Met Sally...1989
  • Harry and Sally Drive to New York
  • Sally Explains the Weekday Underpants
  • Men and Women Can't Be Friends

From the same entry

• be hard on
• drive a hard bargain
• give a hard time
• hard and fast
• hard cheese
• hard going
• hard luck
• the hard way
• make hard work of
• no hard feelings
• play hard to get
• too much like hard work